Other Circuits
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It is seen from the ring, when vri off, 0 [2 is turned on, the current through RJ, Ci: When VT1 conduction, charging Cl start discharge. Then give cl inverting charge, I voltage becomes positive, vri turned on. So uc: close O, so that VT2 base electrode.... -
Due to the different circumstances of the various input signals, when the pin is applied between the abnormal voltage, protection circuits to form a circuit path from while LSI (large scale integration) circuits internal protection. Structure and principles.... -
The circuit is suitable for inductive loads in general thyristor power unit (three-phase step-down DC motor speed and other exceptions), the output power more than enough to trigger thyristor 100A. Adjustment potentiometer RPz, can change the output pulse.... -
Circuit works: two self-test table contact pads sensed across the skin to the electric pressure changes lC input of 5 feet, can drive 10 LED (present circuit only with 5 LED). When the voltage is 5 feet 150 mV, LED1 light; when the voltage elevated to 650.... -
About solid (body) relay AC solid state relay (AC-SSR) of the basic application circuit shown in Figure (a) below; With TTL drive SSR circuit is shown in (b) below; SSR with CMOS driver circuit is shown in (c) below; SSR thyristor drive circuit shown in (d).... -
As shown for the ISO107 ripple reduction circuit. The circuit at the output plus an RC high-pass filter for filtering the output voltage ripple, without affecting the DC characteristics conditions 800kHz ripple voltage can be reduced to <3mVp-p... -
TDA2040 is yet another power Lings amplifier. Its operating voltage range is wider than the TDA2030, 2. Room ~ 20V, output power is large, the 16V, 4fl load 18W output power, distortion degree is also greatly reduced. Application circuit is shown.. -
Data signal output, transmission distance when Sm the following circuit configuration may be employed as shown, the main measure is the output terminal of the pull-up resistor at the receiving end of two pull-up and pull down resistors... -
Conventional single junction transistor trigger circuit can only be issued narrow pulse, the reason is because the single-junction transistor is turned quickly cut stop. To do this in a single-junction transistor trigger circuit adds a PNP transistor can be.... -
The electronic circuit birds under different lighting, especially in the vagaries of the neon light irradiation, can be issued fluctuated, changing tone sound of birds, the sound is constantly changing. Its circuit is shown... -
Single pulse signal generating circuit d Shown as a single pulse signal generating circuit, switch contacts such as the use of such a digital signal reset signal or the stop signal is to be formed, this one-shot pulse generating circuit can be used. This.... -
Shows the use of C-MOS IC count divider circuit, as in Fig. LC main TC4040, wash it is a 12, 14 -bit counter, the circuit can be made using any of the frequency dividing ratio of the circuit, for example, can be made 1 / divider circuit 3600 (signal of one.... -
Phototransistor also called phototransistor, it is more commonly used as a photosensitive device, which is characterized by photosensitive resistors and photodiode same impedance can be adjusted according to the size of their own light intensity... -
As shown in FIG TDA6103Q test circuit with feedback factor is 1/150. Input signal Vi1, Vi2, Vi3 through the input resistor network consists of capacitors into the TDA6103Q 1,2,3 feet, 2, 3 feet and 5 feet are inside the differential input stage of.. -
The circuit consists of K-type thermocouple cold junction compensation circuit, precision 5. OOOV reference voltage source and OP113 composition, can o-lOooqc to measure the temperature, the temperature resolution of 0.02cC. OP113 wide range of precision.. -
Voltmeter by the measuring mechanism in a given circle and moving coil in series to configure certain additional resistance. Nl is constant circle, N2 for the moving coil, R., Rz is additional resistance, U1, U2 to limit the amount of voltage... -
For its typical application circuit o R2, R3 is a feedback circuit to adjust their ratio, adjustable circuit loop gain o To increase the dynamic range of the circuit, the C5 and R5, R bootstrap circuit. TDA1514A boot noise suppression is achieved by.. -
The first power amplifier circuit shown in Figure 5-88. Using the "op amp of the Emperor" NE5: 5 32 5 times for line amplifiers, power amp choice Manifold TDAI5210 TDA1521 fidelity OCL dual power supply, the output of this circuit eliminates .. -
GH-75 type circuit hydrogen atom welder Hydrogen bonding, is not melted by the use of hydrogen in two under the protection between the tungsten electrode WG produce electric arc welding wire in hydrogen melting workpiece weld region under the protection of... -
There are no-load and short circuit protection short circuit protection. To allow time short circuit, it must increase the resistors R1 and R2 allows power dissipation, such as R1 = 1.2k Europe, 20W; R2 = 220 Europe, 4W. Technical data: Output voltage: U2 =.... -
It can be used in refrigerators and other protection. It uses a 7815 three-terminal voltage regulator integrated fixed and Ai 555 IC Az (one-shot circuit for delay control). When the electricity is lower than 180V, the relay KA release, cut off the power .. -
MC1411 series of Darlington Drive current internal structure Darlington current drive has a small, consistent, and high reliability parameters, especially for high-voltage, high voltage peripheral driver stream, can directly drive relays, lights and other.. -
As shown for the high-speed integrating circuit. The integration time constant circuit RtCt have a greater range. If you do not consider integrating capacitor Ct, A2 is a positive feedback compensation broadband AC amplifier. A2 negative feedback loop coupled.. -
Shown for the 300kHz signal generator. It consists VT1, T1, VD4 composition VCO and associated components. VCO using LC tuned collector, VTl the oscillating tube, varactor diode VD4, T1 1-3 inductive winding capacitance C3 ~ C6 and variable tuning circuit.. -
Shown for the human biological signals preamplifier circuit. In the medical equipment often need to measure the bodys biological signals such as ECG, EEG. Since biological signals are weak, it is very high amplification circuits. The circuit used with.. -
The saying goes "dead ringworm surgical, medical dead asthma." This example describes an electronic anti-asthmatic, high voltage stimulation pulse it produces, to cough patients can play a role of adjuvant therapy. (1) circuit Zhichuan circuit by.. -
Human reaction speed test circuit as shown in FIG. NAND gate D25, D26 and other components multivibrator output clock pulse period is about 50ms. IC1 composition 8 right register, D1 composed of boot delay circuit output signal as its serial input data. Just.. -
The circuit mainly by new pyroelectric infrared sensor device TDH98072 special composition. The device is assembled with a control circuit having a circuit is simple, easy adjustment and high reliability. The device can also assemble other control circuits,.. -
Here, SG3524 only as a pulse width modulator uses. The error amplifier is connected to a follower form. As shown in Figure 10-7. ACR output connector 2 PWM output pin as the control signal. V. VB and take parallel single-ended output. S, closed, shut off .. -
Shown for the power-saving voltage regulator circuit. The regulator Besides general delay regulator function, its main features are: (1) mains voltage 220V 10% within the safe voltage range, automatic voltage regulator from the power supply, the power can.. -
The circuit can drive the companys Dialight 745-0005 monitor, which is a word composed of 64 alphanumeric display, generating 0 seconds and 1 second input lines A1-A6 on the phase response of the desired characters. 7 transverse matrix continuous scanning.. -
Circuit works: an integrated circuit lC (NE555) and R, RP, C3 substandard elements constituting around astable multivibrator, lC 3 feet square wave oscillation signal output from the current limiting resistor R2 is added to the TRIAC vs the control terminal,..
New Circuits
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This project fits more for custom made battery casing that can have more space to hide things inside. This switch with few alterations can be used for any other project as well but is designed based on e-bike needs! This project use a clever functionality of.... -
The circuit described here uses ultrasonic oscillations and operates based on the propagation velocity of these oscillations in the air. Thus, we can easily determine the distance of two points if the time within which the wave travels this distance is.... -
Sometimes the precious metals are hidden too deep and are not detected except with complicated devices. In many cases, however, small pieces of precious metal buried near the surface can be detected by relatively simple means. Everyone is very attractive to.... -
Many times for various reasons we forget or can not water the plants that we have in our homes. And many humidity sensors units just notify us with a beeping sound or with a flashing light, that the pot needs watering. But what if we are away from home? This.... -
The principle behind a metal detector is really very simple. Proof of this is the circuit that follows, in which it proves that the construction of a metal detector can be done in the minute, with few components that we find very easily everywhere. With the.... -
The sub-harmonic bass generator is a sound producing unit for guitars. The sound it produces looks very much like that of the bass guitar. The octave generator is sometimes quite unusual since it does not produce any of the usual ways of coloring the sound,.... -
In the past the sounding (sea bottom measurement) was done with the "bullet", that is, with a heavy lead object that the seamen plucked into the sea hung from a calibrated rope. As soon as the "bullet" reached the bottom, the depth appeared directly from the.... -
This Amplifier was designed to have the following specifications: Distortion less than 0.1% at full power of 100W even at 20KHz. Power has to be attributed to an extended bandwidth. The output transistors must be protected against short circuits. The power.... -
A series of LEDs serve to alert the gardener when plants need water. Using two conventional digital integrated LEDs and a series of LEDs, we make a very useful device for gardening. The device detects the amount of water in the pot and alerts the grower.....
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